-Portable AV multi-media solution with DVD/CD/USB/SD-Card player in combination with rich power of 80-Watt amplifier and wireless microphone system carrying with echo and Voice-priority function uniquely suitable for education, language tutor, etc.

-Voice-priority function allows all the microphones to automatically override any internal or external sound sources during speech but returning back to normal operating condition immediately after the speech. Priority range can be adjustable from 0 ~ 100% within time delay of 0 ~ max. 1.5sec. This function is really effective for sudden speech requirement without manual reducing volume of internal/external sound sources

-Voice-priority function allows all the microphones to automatically override any internal or external sound sources during speech but returning back to normal operating condition immediately after the speech. Priority range can be adjustable from 0 ~ 100% within time delay of 0 ~ max. 1.5sec. This function is really effective for sudden speech requirement without manual reducing volume of internal/external sound sources

-5-step array LED indicator shows the level of remaining internal re-chargeable battery by means of any number of LED light so that end-user can identify the remaining battery level and judge the corresponding time to recharge the battery.

-When the battery needs to immediate recharge, the last step LED starts to flash in order to visually warn the dangerous level of battery.

Special Note for ABMR(Automatic Battery Monitoring & Recovery System)

-All Soundplus amplifiers are armed with ABMR which continuously monitors the battery and automatically turns off the amplifier if voltage drops to a dangerous level. But system can instantly recover by switching on the supplied AC/DC adapter.